Retrospective Study
Copyright ©The Author(s) 2015.
World J Gastrointest Endosc. Feb 16, 2015; 7(2): 128-134
Published online Feb 16, 2015. doi: 10.4253/wjge.v7.i2.128
Table 3 Risk group for choledocholithiasis - univariate analysis n (%)
VariableTotalCholedocholithiasis on ERCPNo Choledocholithiasis on ERCPPvalue
High risk group193 (72.0)154 (79.8)39 (20.2)< 0.001
Intermediate risk group73 (27.2)25 (34.2)48 (65.8)
Low risk group2 (0.8)0 (0)2 (100)
Very strong predictors
None97 (36.2)39 (40.2)58 (59.8)< 0.001
One104 (38.8)80 (76.9)24 (23.1)
Two58 (21.6)51 (87.9)7 (12.1)
Three9 (3.4)9 (100)0 (0)
Strong predictors
None27 (16.4)3 (11.1)24 (88.9)< 0.001
One78 (47.3)50 (64.1)28 (35.9)
Two60 (36.4)50 (83.3)10 (16.7)